Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/utilities/FindObjectByType.java @ 12820:8ef918538e22
6313383: SA: Update jmap to support HPROF binary format "JAVA PROFILE 1.0.2"
Summary: Adds support for large(>4G) heap dumps in hprof format. Adds tests and updates testlibrary.
Reviewed-by: sla, allwin
Contributed-by: fredrik.arvidsson@oracle.com
author | sla |
---|---|
date | Fri, 04 Oct 2013 13:44:49 +0200 |
parents | c18cbe5936b8 |
children |
line wrap: on
line source
/* * Copyright (c) 2000, 2005, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ package sun.jvm.hotspot.utilities; import java.util.*; import sun.jvm.hotspot.oops.*; public class FindObjectByType implements HeapVisitor { private Klass type; private List results = new ArrayList(); public FindObjectByType(Klass type) { this.type = type; } /** Returns a List of Oops */ public List getResults() { return results; } public void prologue(long size) {} public void epilogue() {} public boolean doObj(Oop obj) { if (obj.getKlass().equals(type)) { results.add(obj); } return false; } }